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Use a helper function and clang-format.

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No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211415 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-06-20 22:37:01 +00:00
parent fb7b9a7522
commit a896f2bddb
1 changed files with 19 additions and 6 deletions
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25
lib/MC/MCObjectFileInfo.cpp
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@ -18,6 +18,22 @@
#include "llvm/MC/MCSectionMachO.h" #include "llvm/MC/MCSectionMachO.h"
using namespace llvm; using namespace llvm;
static bool useCompactUnwind(const Triple &T) {
// Only on darwin.
if (!T.isOSDarwin())
return false;
// aarch64 always has it.
if (T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64)
return true;
// Use it on newer version of OS X.
if (T.isMacOSX() && !T.isMacOSXVersionLT(10, 6))
return true;
return false;
}
void MCObjectFileInfo::InitMachOMCObjectFileInfo(Triple T) { void MCObjectFileInfo::InitMachOMCObjectFileInfo(Triple T) {
// MachO // MachO
IsFunctionEHFrameSymbolPrivate = false; IsFunctionEHFrameSymbolPrivate = false;
@ -151,13 +167,10 @@ void MCObjectFileInfo::InitMachOMCObjectFileInfo(Triple T) {
COFFDebugSymbolsSection = nullptr; COFFDebugSymbolsSection = nullptr;
if ((T.isMacOSX() && !T.isMacOSXVersionLT(10, 6)) || if (useCompactUnwind(T)) {
(T.isOSDarwin() &&
(T.getArch() == Triple::arm64 || T.getArch() == Triple::aarch64))) {
CompactUnwindSection = CompactUnwindSection =
Ctx->getMachOSection("__LD", "__compact_unwind", Ctx->getMachOSection("__LD", "__compact_unwind", MachO::S_ATTR_DEBUG,
MachO::S_ATTR_DEBUG, SectionKind::getReadOnly());
SectionKind::getReadOnly());
if (T.getArch() == Triple::x86_64 || T.getArch() == Triple::x86) if (T.getArch() == Triple::x86_64 || T.getArch() == Triple::x86)
CompactUnwindDwarfEHFrameOnly = 0x04000000; CompactUnwindDwarfEHFrameOnly = 0x04000000;